#include<stdio.h>
#include<cmath>
int main()
{
	/*int a = 0;
	int b = 0;
	b = a++;
	printf("%d %d\n", b,a);
	return 0;*/


	/*int a = 0;
	int b = 0;
	b = ++a;
	printf("%d\n%d\n", a, b);
	return 0;*/

	/*int a = 10;
	int b = 2;
	int c = pow(a, b);
	printf("%d", c);
	return 0;*/

	/*float a = 5.23;
	printf("%-60.2f", a);
	return 0;*/

	int a = 0;
	a += 3;
	a++;
	printf("%+d\n", a);
	return 0;
}
